Text and Data Mining valid from 2019-12-01
Received: 10 July 2019
Accepted: 24 November 2019
First Online: 3 December 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Committee on Human Research at the University of California, San Francisco and the Comité d’Ethique du Niger. Verbal informed consent was obtained from local chiefs of each study community and from the parent or guardian of each study participant. CDC staff did not have contact with study personnel or access to personal identifying information and were determined to not be engaged in human subjects research.
: Not applicable.
: The authors declare that they have no competing interests.